:root{--bg:#f5f7fa;--panel:#fff;--ink:#1f2937;--muted:#64748b;--line:#d8dee8;--brand:#146c72;--brand2:#0f766e;--warn:#b7791f;--danger:#b42318;--ok:#157347}
*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:15px}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
.sidebar{position:fixed;inset:0 auto 0 0;width:230px;background:#0f3135;color:#fff;padding:22px 16px}.brand{display:grid;gap:8px;align-items:start;margin-bottom:26px}.brand img{width:170px;max-width:100%;height:auto;display:block}.brand span{font-size:20px;font-weight:800;color:#fff;letter-spacing:.3px}.sidebar nav{display:grid;gap:6px}.sidebar a{color:#e9fbfa;padding:10px 12px;border-radius:8px}.sidebar a:hover{background:#17464b;text-decoration:none}
.content{margin-left:230px;min-height:100vh;padding:24px}.topbar{height:56px;margin:-24px -24px 24px;padding:10px 24px;background:#fff;border-bottom:1px solid var(--line);display:flex;gap:14px;align-items:center;justify-content:flex-end}.userbox{margin-left:auto;color:var(--muted)}
h1{font-size:30px;margin:0 0 18px}h2{font-size:18px;margin:0 0 14px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px;overflow:visible}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin-bottom:18px}.cards article{background:#fff;border:1px solid var(--line);border-left:5px solid var(--ok);border-radius:8px;padding:16px}.cards strong{display:block;font-size:28px}.cards span,.muted{color:var(--muted)}.cards .warn{border-left-color:var(--warn)}.cards .danger{border-left-color:var(--danger)}.compact article{padding:12px}.grid2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px}.settings-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.home-hero{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-bottom:18px}.inventory-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px;color:var(--ink);text-decoration:none;box-shadow:0 14px 34px rgba(15,49,53,.08)}.inventory-card:hover{text-decoration:none;border-color:#9bc5c2}.inventory-card h2{font-size:24px;margin-bottom:8px}.inventory-card p{max-width:620px;color:var(--muted);line-height:1.45}.inventory-icon{width:70px;height:70px;border-radius:8px;background:#e6f4f1;color:var(--brand);display:grid;place-items:center;font-size:42px;font-weight:700}.inventory-card dl{display:grid;grid-template-columns:auto auto;gap:6px 14px;margin:0}.inventory-card dt{color:var(--muted)}.inventory-card dd{margin:0;font-size:20px;font-weight:800}.inventory-card.consumables .inventory-icon{background:#eef2ff;color:#3949ab}
table{width:100%;border-collapse:collapse;background:#fff}th,td{border-bottom:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}th{font-size:13px;color:#435268;background:#f8fafc;white-space:nowrap}.data-table td{white-space:nowrap}.row-warn td{background:#fff9e8}.row-danger td{background:#fff1f0}.status{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:3px 8px;background:#f8fafc;font-size:13px}.bar{display:inline-block;height:10px;max-width:220px;width:var(--w);background:#8bb9b6;border-radius:8px;margin-right:8px}
.table-scroll-shell{width:100%;max-width:100%;overflow:visible}.scroll-hint{display:none;color:var(--muted);font-size:13px;margin:2px 0 8px}.scroll-hint.show{display:block}.table-scroll-top{width:100%;overflow-x:auto;overflow-y:hidden;height:16px;margin:0 0 6px;border:1px solid var(--line);border-radius:7px;background:#f8fafc}.table-scroll-top [data-scroll-spacer]{height:1px}.table-scroll-main{width:100%;max-width:100%;overflow:auto;outline:none;border:1px solid var(--line);border-radius:8px;background:#fff}.table-scroll-main:focus{box-shadow:0 0 0 3px rgba(20,108,114,.16)}.sticky-table{width:max-content;min-width:100%;border-collapse:separate;border-spacing:0}.sticky-table thead th{position:sticky;top:0;z-index:4;background:#f8fafc;box-shadow:0 1px 0 var(--line)}.sticky-table th:first-child,.sticky-table td:first-child{position:sticky;left:0;z-index:3;background:#fff;box-shadow:1px 0 0 var(--line);min-width:210px;max-width:300px;white-space:normal}.sticky-table thead th:first-child{z-index:6;background:#f8fafc}.sticky-table th:last-child,.sticky-table td:last-child{position:sticky;right:0;z-index:3;background:#fff;box-shadow:-1px 0 0 var(--line);min-width:210px}.sticky-table thead th:last-child{z-index:6;background:#f8fafc}.sticky-table .row-warn td:first-child,.sticky-table .row-warn td:last-child{background:#fff9e8}.sticky-table .row-danger td:first-child,.sticky-table .row-danger td:last-child{background:#fff1f0}
.reagents-table .formula-cell{min-width:110px;max-width:220px;white-space:normal;overflow-wrap:anywhere;font-family:Consolas,Menlo,monospace}
button,.button{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:7px;padding:8px 11px;font:inherit;cursor:pointer;text-decoration:none;min-height:36px}.primary{background:var(--brand2);border-color:var(--brand2);color:#fff}.ghost{background:#f8fafc}.actions{display:flex;gap:6px;flex-wrap:wrap}.actions form{display:inline}.copy{padding:2px 4px;min-height:0;border:0;background:transparent;color:var(--brand)}
.filters{display:grid;grid-template-columns:2fr repeat(5,minmax(130px,1fr)) auto auto;gap:8px;margin-bottom:16px}.column-tools{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:10px}.optional{display:none}.optional.show{display:table-cell}.pager{display:flex;gap:12px;align-items:center;justify-content:flex-end;margin-top:14px}
input,select,textarea{width:100%;border:1px solid var(--line);border-radius:7px;padding:9px;background:#fff;color:var(--ink);font:inherit}textarea{min-height:84px;resize:vertical}label{display:grid;gap:5px;font-weight:600;color:#374151}.stack{display:grid;gap:12px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-grid section{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-grid h2,.form-grid fieldset,.form-grid textarea[name=notes],.form-grid label:has(textarea){grid-column:1/-1}.span2{grid-column:1/-1}.form-actions{display:flex;gap:10px}.check{display:flex;align-items:center;gap:8px;font-weight:500}.check input{width:auto}fieldset{border:1px solid var(--line);border-radius:8px;padding:12px;display:flex;gap:10px;flex-wrap:wrap}legend{font-weight:700}
.title-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.notice,.alert{border-radius:8px;padding:12px 14px;margin-bottom:14px;background:#edf9f3;border:1px solid #b7e4cd}.danger{background:#fff1f0;border-color:#f2b8b5;color:#7a1b14}.details{display:grid;grid-template-columns:160px 1fr;gap:8px}.details dt{font-weight:700;color:#475569}.details dd{margin:0}.list{list-style:none;padding:0;margin:12px 0 0}.list li,.inline{display:flex;gap:8px;align-items:center;justify-content:space-between}.list.simple li{justify-content:flex-start;border-bottom:1px solid var(--line);padding:7px 0}.grow{flex:1}.login-shell{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,#edf7f6,#f6f8fb)}.login-card{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:8px;padding:28px;box-shadow:0 18px 50px rgba(15,49,53,.12)}.login-logo{width:220px;max-width:100%;display:block;margin:0 auto 14px}
.settings-filters{grid-template-columns:minmax(220px,2fr) minmax(180px,1fr) minmax(220px,1.5fr) auto auto}.location-manager{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px;align-items:start}.location-tree-panel{min-height:520px}.tabs{display:inline-flex;gap:4px;background:#eef3f6;border:1px solid var(--line);border-radius:8px;padding:4px;margin-bottom:14px}.tab{border:0;background:transparent;min-height:32px}.tab.active{background:#fff;border:1px solid var(--line);box-shadow:0 2px 8px rgba(15,49,53,.08)}.location-view{display:none}.location-view.active{display:block}.location-tree{list-style:none;margin:0;padding:0;display:grid;gap:5px}.location-tree ul{list-style:none;margin:6px 0 0 18px;padding-left:12px;border-left:1px solid var(--line)}.location-tree li{padding:3px 0}.location-tree summary{cursor:pointer}.location-tree summary button{border:0;background:transparent;min-height:auto;padding:4px 6px;color:var(--ink);justify-content:flex-start}.location-tree summary button:hover{background:#edf7f6;text-decoration:none}.location-side{position:sticky;top:72px}.location-detail{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}.location-table-wrap{max-height:560px}.settings-extra{margin-top:18px}.settings-extra summary{cursor:pointer;font-weight:700}.mini-panel{border:1px solid var(--line);border-radius:8px;padding:12px;background:#fff}.inline-form{display:flex;gap:8px;align-items:center}.inline-form input{min-width:0}
.empty-state{display:grid;place-items:start;gap:12px;border:1px dashed var(--line);border-radius:8px;padding:22px;background:#fbfcfd}.empty-state p{margin:0;color:var(--muted)}
.root-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:14px}.root-cards article{border:1px solid var(--line);border-radius:8px;padding:14px;background:#fbfcfd;display:grid;gap:10px}.root-cards strong{font-size:18px}.chip-grid{display:flex;gap:8px;flex-wrap:wrap}.chip{border-radius:999px;background:#f8fafc}.chip.active{background:var(--brand2);border-color:var(--brand2);color:#fff}.add-inside-form{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}
@media (max-width:900px){.sidebar{position:static;width:auto}.content{margin-left:0}.topbar{margin:0 0 18px}.grid2,.form-grid,.home-hero,.location-manager{grid-template-columns:1fr}.location-side{position:static}.inventory-card{grid-template-columns:1fr}.filters,.settings-filters{grid-template-columns:1fr 1fr}.form-grid section{grid-template-columns:1fr}.span2{grid-column:auto}.data-table{font-size:13px}}
@media (max-width:560px){.filters{grid-template-columns:1fr}.topbar{height:auto;flex-wrap:wrap}.content{padding:14px}th,td{padding:8px}.cards{grid-template-columns:1fr}}